UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PPTnVfgmIvMV4kfr5UVjhBEUhhnzHDD3BhNBj6FVWPc=' 
WHERE 
  key_id = 'fdb99f8cdb221547959ff85b74e8d92bd37db68ec0fd02594b1387355fae7d72' 
  AND (
    token = 'PPTnVfgmIvMV4kfr5UVjhBEUhhnzHDD3BhNBj6FVWPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )